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These 45 Easy Sandwich Ideas will make mealtime stress-free. From traditional, healthy, vegan, to kids-friendly sandwich recipes, we've covered it all here. Whether it's for breakfast, lunch, or dinner, there's something for everyone!
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5 from 1 vote

45 Best Sandwich Ideas (Steak Sandwich Recipe & More)

Steak Sandwich is one of the best Sandwich Recipes. It’s healthy, hearty, flavorful, and easy to make!
Keyword: Sandwich Ideas, Sandwich Recipes
Servings: 4
Author: Izzy

Ingredients

  • 1 ½ pound leftover steak (sirloin or flank steak)
  • 1 tablespoon oil
  • 3 large onions sliced
  • 3 ounces arugula
  • mustard
  • 4 Ciabatta bread
  • butter
  • optional salt and pepper

Instructions

  • Heat oil in a large non-stick skillet over medium heat.
  • Add onions and cook for about 10 minutes or until softened, stirring frequently. Transfer to a plate and set aside.
  • Cut the leftover steak into thin slices.
  • Lightly butter the bread and toast until golden.
  • Top the bottom half of bread with arugula and caramelized onions.
  • Place a layer of the thin steak slices on top, and spread mustard on top.
  • Season with optional salt and pepper if necessary.
  • Cover the sandwiches with the top half of the bread.